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package com.tristia.config;

import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;
import javax.xml.bind.JAXBContext;

import com.sun.jersey.api.json.JSONConfiguration;
import com.sun.jersey.api.json.JSONJAXBContext;
import com.tristia.entity.Book;
import com.tristia.entity.Books;
import com.tristia.entity.Cd;
import com.tristia.entity.Cds;
import com.tristia.entity.Review;
import com.tristia.entity.Reviews;
import com.tristia.entity.State;
import com.tristia.entity.States;
import com.tristia.entity.Track;
import com.tristia.entity.Tracks;
import com.tristia.entity.User;
import com.tristia.entity.Users;

@Provider
public final class JAXBContextResolver implements ContextResolver<JAXBContext> {
    
    private final JAXBContext context;
    
    private final Set<Class> types;
    
    private final Class[] cTypes = {Users.class, User.class, Books.class, Book.class, Reviews.class, Review.class, States.class, State.class, Cds.class, Cd.class, Tracks.class, Track.class};
    
    public JAXBContextResolver() throws Exception {
        this.types = new HashSet(Arrays.asList(cTypes));
        this.context = new JSONJAXBContext(JSONConfiguration.natural().build(), cTypes);
    }
    
    public JAXBContext getContext(Class<?> objectType) {
        return (types.contains(objectType)) ? context : null;
    }
}
